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KEH-M8227ZT
QQ
3 7 63 1515 0
7.2 PARTS
7.2.1 IC
- Pin Functions (PD5746A)
Pin No.
Pin Name
1
PCK
2,3
NC
4
PCE2
5
FMSD
6
CNVSS
7,8
NC
9
RESET
10
OSC1
11
VSS3
12
OSC2
13
VCC1
14
NC
CSEJ
15
BSENS
16
ASENS
17
18
RX2
19
IPPW
20
ST
21
BEEP
22
RX
23
TX
24
LDO
25
LDI
26
LCK
TE
L 13942296513
27
LCE
28
ROMDATA
29
ROMCS
30
ROMCLK
31
ENC1M
32
ENC1P
33
ILMPW
34
POWER
35
MODE
36
ENC1M
37
ENC1P
38
LCDPW
39,40
NC
41
MS
42
FR
43
PLAY
44
MTL
45
NR
46
CSLOAD
47
POS
48
NC
49
ES
50
CS1
51
CS2
52
CM
53
STBY
www
54-56
NC
57
EVSTB
58
EVDATA
59
EVCLK
.
60
TEST
61
NC
40
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I/O
Function and Operation
O
PLL clock output
Not used
O
PLL chip enable output
I
TUNER:SD input
Connect to GND
Not used
I
Reset input
O
Crystal oscillating element connection pin
GND
I
Crystal oscillating element connection pin
Power Supply
Not used
I
Cssette eject sense input
I
Back up sense input
I
ACC power sense input
I
BUS data input 2
O
BUS power supply control output
I
TUNER:FM stereo input
O
Beep tone output
I
BUS data input
O
BUS data output
O
LCD driver data output
I
LCD driver data input
O
Clock output for LCD driver
O
Chip enable output pin for LCD driver
O
ROM collection data output
Not used
Not used
I
Connect to encoder switch (VOLUME)
O
Connect to encoder switch (VOLUME)
O
Illumination power supply control output
O
Connect to encoder switch (POWER SW)
O
Connect to encoder switch (MODE SW)
I
Connect to encoder switch (MODE SELECTOR)
O
Connect to encoder switch (MODE SELECTOR)
O
LCD power supply control output
Not used
I
Cassette: MS sense input
O
Cassette: Dolby N/R select output
O
Cassette: MS gain select output
I
Cassette: Metal tape sense input
O
Cassette: Noise reduction sense output
I
Cassette: Loading switch input
I
Cassette: Position sense input
Not used
I
Cassette: Normal sense input
O
Cassette: Sub motor control output 1
O
Cassette: Sub motor control output 2
O
Cassette: Capstan motor control output
O
Cassette: Drive IC control output
Not used
O
E-VOL driver strobe output
x
ao
u163
y
O
E-VOL driver data output
O
E-VOL driver data clock output
i
I
Test terminal
Not used
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2 9
8
Q Q
3
6 7
1 3
1 5
co
.
9 4
2 8
0 5
8
2 9
9 4
2 8
m
9 9
9 9
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